Home / 744,601.59-1,117,013.10-345,282.73

Finding the Fourth Proportional to 744,601.59, 1,117,013.10 and 345,282.73

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Solution

The fourth proportional to 744,601.59, 1,117,013.10 and 345,282.73 is: 517,975.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,601.59 : 1,117,013.10 = 345,282.73 : x
  2. Step 2: Convert to fraction form
    744,601.59/1,117,013.10 = 345,282.73/x
  3. Step 3: Cross multiply
    744,601.59x = 1,117,013.10 × 345,282.73
  4. Step 4: Simplify right side
    744,601.59x = 385,685,332,613.76
  5. Step 5: Solve for x
    x = 385,685,332,613.76/744,601.59
  6. Step 6: Final answer
    x = 517,975.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.